<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title>Bing: Excretion Edexcel IGCSE Biology</title><link>http://www.bing.com:80/search?q=Excretion+Edexcel+IGCSE+Biology</link><description>Search results</description><image><url>http://www.bing.com:80/s/a/rsslogo.gif</url><title>Excretion Edexcel IGCSE Biology</title><link>http://www.bing.com:80/search?q=Excretion+Edexcel+IGCSE+Biology</link></image><copyright>Copyright © 2026 Microsoft. All rights reserved. These XML results may not be used, reproduced or transmitted in any manner or for any purpose other than rendering Bing results within an RSS aggregator for your personal, non-commercial use. Any other use of these results requires express written permission from Microsoft Corporation. By accessing this web page or using these results in any manner whatsoever, you agree to be bound by the foregoing restrictions.</copyright><item><title>Excretion | Definition, Systems, Examples, Importance, &amp; Facts | Britannica</title><link>https://www.britannica.com/science/excretion</link><description>Excretion is a general term referring to the separation and throwing off of waste materials or toxic substances from the cells and tissues of a plant or animal.</description><pubDate>Tue, 31 Mar 2026 05:19:00 GMT</pubDate></item><item><title>Excretion - Wikipedia</title><link>https://en.wikipedia.org/wiki/Excretion</link><description>Excretion is elimination of metabolic waste, which is an essential process in all organisms. In vertebrates, this is primarily carried out by the lungs, kidneys, and skin. [1]</description><pubDate>Sat, 28 Mar 2026 19:35:00 GMT</pubDate></item><item><title>16.2 Organs of Excretion – Human Biology</title><link>https://humanbiology.pressbooks.tru.ca/chapter/18-2-organs-of-excretion/</link><description>Some human body wastes are gases, some are solids, and some are in a liquid state. Getting rid of body wastes is called excretion, and there are a number of different organs of excretion in the human body. Excretion is the process of removing wastes and excess water from the body.</description><pubDate>Thu, 02 Apr 2026 22:06:00 GMT</pubDate></item><item><title>What Is Excretion? The Purpose and Process in the Body</title><link>https://biologyinsights.com/what-is-excretion-the-purpose-and-process-in-the-body/</link><description>Excretion is a biological process that removes waste products from living organisms. These wastes are byproducts of metabolic activities within cells. Removing these substances is essential for maintaining the body’s internal environment and overall health.</description><pubDate>Thu, 02 Apr 2026 20:12:00 GMT</pubDate></item><item><title>Excretory System - The Definitive Guide | Biology Dictionary</title><link>https://biologydictionary.net/excretory-system/</link><description>In humans, this includes the removal of urea from the bloodstream and other wastes produced by the body. The removal of urea happens in the kidneys, while solid wastes are expelled from the large intestine. The excretory system in humans consists mainly of the kidneys and bladder.</description><pubDate>Fri, 03 Apr 2026 07:25:00 GMT</pubDate></item><item><title>Excretion - Definition, Function, Types, Examples, Metabolites</title><link>https://www.careers360.com/biology/excretion-topic-pge</link><description>Excretion is the biological process by which organisms eliminate metabolic wastes such as urea, ammonia, CO₂, excess water, and salts. Humans excrete waste through kidneys, lungs, liver, skin, and intestines, each specialized for different types of waste.</description><pubDate>Tue, 31 Mar 2026 18:34:00 GMT</pubDate></item><item><title>EXCRETION Definition &amp; Meaning - Merriam-Webster</title><link>https://www.merriam-webster.com/dictionary/excretion</link><description>The meaning of EXCRETION is the act or process of excreting. How to use excretion in a sentence.</description><pubDate>Fri, 03 Apr 2026 14:06:00 GMT</pubDate></item><item><title>What Is Excretion? The Process and Its Organs - ScienceInsights</title><link>https://scienceinsights.org/what-is-excretion-the-process-and-its-organs/</link><description>Excretion is often confused with other biological processes, particularly elimination and secretion, yet each term describes a distinct physiological action. Excretion specifically refers to the removal of substances produced inside the body as a result of metabolic reactions.</description><pubDate>Wed, 01 Apr 2026 13:32:00 GMT</pubDate></item><item><title>Excretion: Definition, Types &amp; Process in Biology - Vedantu</title><link>https://www.vedantu.com/biology/excretion</link><description>Excretion is the removal of unwanted and toxic metabolic waste products like urine and carbon dioxide. In contrast, secretion is the process where useful substances, such as hormones, enzymes, or saliva, are produced and released by cells or glands to perform a specific function within the body.</description><pubDate>Thu, 02 Apr 2026 23:04:00 GMT</pubDate></item><item><title>Excretion | definition of excretion by Medical dictionary</title><link>https://medical-dictionary.thefreedictionary.com/excretion</link><description>Ordinarily, what is meant by excretion is defecation, the evacuation of feces. Technically, excretion can refer to the expulsion of any matter, whether from a single cell or from the entire body, or to the matter excreted.</description><pubDate>Sun, 29 Mar 2026 15:23:00 GMT</pubDate></item></channel></rss>